1. Ph.D. Candidate, Dept. of Civil Engineering, Gangneung-Wonju National Univ., Jeebeon-gil 7, Gangneung-si, Gangwon-do 25457, South Korea.
2. Research Professor, Institute for Disaster Prevention, Gangneung-Wonju National Univ., Jeebeon-gil 7, Gangneung-si, Gangwon-do 25457, South Korea.
3. Senior Technical Officer, Dept. of Public Infrastructure, Ministry of Public Work and Transportation, Sangkat Chrang Chamres 2, Khan Russey Keo, Phnom Penh, Cambodia.
4. Research Fellow, Dept. of Highway & Transportation Research, Korea Institute of Civil Engineering and Building Technology, 283 Goyang-daero, Ilsanseo-gu, Goyang-si, Gyeonggi-do 10223, South Korea.
5. Professor, Dept. of Civil Engineering, Gangneung-Wonju National Univ., Jeebeon-gil 7, Gangneung-si, Gangwon-do 25457, South Korea (corresponding author).